Home / 383,397,506.20-575,457,065.70-201,775,029.40

Finding the Fourth Proportional to 383,397,506.20, 575,457,065.70 and 201,775,029.40

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Solution

The fourth proportional to 383,397,506.20, 575,457,065.70 and 201,775,029.40 is: 302,852,429.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,397,506.20 : 575,457,065.70 = 201,775,029.40 : x
  2. Step 2: Convert to fraction form
    383,397,506.20/575,457,065.70 = 201,775,029.40/x
  3. Step 3: Cross multiply
    383,397,506.20x = 575,457,065.70 × 201,775,029.40
  4. Step 4: Simplify right side
    383,397,506.20x = 116,112,866,350,055,248
  5. Step 5: Solve for x
    x = 116,112,866,350,055,248/383,397,506.20
  6. Step 6: Final answer
    x = 302,852,429.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.